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A '''square matrix''' is a 2-dimensional [[matrix]] where both dimensions are the same. In other words, an ''n x m'' matrix is square if ''n=m''.
A '''square matrix''' is a [[matrix]] where both dimensions are the same. In other words, an <math>n \times m</math> matrix is square if <math>n = m</math>.
[[Category:Linear algebra]]
A <math>n \times n</math> square matrix can be viewed as a linear transformation of n-dimensional space. For example a <math>3 \times 3</math> matrix defines a transformation of <math>\mathbb{R}^3</math>.
[[Category:Linear Algebra]]